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# CS614_Share Your Current Papers of Mid Term ,Fall 2015 at one Place from 19 Dec to 31 Dec 2015.

CS614 ALL Current Mid Term Papers

Fall 2015 at One Place

from 19 Dec 2015 to 31 Dec 2015

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### Replies to This Discussion

My CS614 Paper
Fall 2015 Midterm
MCQS were easy and mostly from past papers.

Subjective:
Q:Aggregate awareness purpose?

Q:Write 4 PK(primary key) problems?

Q:corrrect or incorrect? Statement was orr's law statemement was given.

Q:Correct or incorrect? Statement: Roll-up is a MOLAP (cube) operation or not.?

Q:CDC types and its implementation techniques

Q:If frequent joins are done in most queries, then single MOLAP cube or partitioned (sub cubes) cubes will be good/usefull.?

Regards,

Single value attributes during recording of a transaction are __________
Dimensions
Facts
Aggregates
Constraints

ER is a logical design technique that seeks to remove the ________ in data.
Redundancy
Normalization
Anomalies

To handle dimensions that require the aggregation of multiple data quality indicators, which of the following operation can be applied
Minimum or Maximum
Complex Ratio
Aggregate Average

what are the first three steps in multi-pass BSN Approach?

mcq's are new

subjective part from these current upload paper. subjective is easy.

best of luck

Need cs614 past papers by Moaaz( pdf file )
JaZak Allah :)

kia koi crunnt solved papers ki file upload kr skta ha plz

what are the limitations => aggregation...?

Two Limitations of data aggregation

Answer: Aggregation limits the questions that can be answered. ƒ What, when, why, where, what-else, what-next

Q#1The problems associated with the extracted data can correspond to non-primary keys.List down any four problems associated with the non-primary key????

Q#2

Given a table of DATE, PRODUCT, CITY, SALES_Amount, Average … Choose Additive Facts and described it? (5 Marks)

Q#3

 Product Id Region ID Period Quantity 1 N Month 25 2 N Month 50 2 S Week 30

Find the dimension, primary key & dimension.

ans # 1:

1. Different encoding in different sources.

2. Multiple ways to represent the same information.

3. Sources might contain invalid data.

4. Two fields with different data but same name.

ans # 2: Date , SALES_Amount,  Average , PRODUCT

Additive Definition : Additive facts are facts that can be summed up through all of the dimensions in the fact table.

bs en 2 ka pata tha... (Y) gud luck

Jazak Allah :) MCS (SIT)

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